DexCom Announces Upcoming Conference Presentations

SAN DIEGO--(EON: Enhanced Online News)--DexCom, Inc. (NASDAQ:DXCM) today announced that management will present
an update on DexCom at the following upcoming investor conferences:

Steven Pacelli, Executive Vice President, Strategy and Corporate
Development, and Matthew Dolan, Vice President Corporate Development
will present an update on the company at the Raymond James &
Associates’ 39th Annual Institutional Investors Conference
in Orlando, Florida on Monday, March 5, 2018 at 8:40am (ET). The
presentation, which will occur live at the JW Marriott Grande Lakes
Hotel, will be concurrently webcast.

Steven Pacelli, Executive Vice President, Strategy and Corporate
Development, will present an update on the company at the Barclays
Global Healthcare Conference in Miami Beach, Florida on Tuesday, March
13, 2018 at 2:35pm (ET). The presentation, which will occur live at
the Loews Miami Beach Hotel, will be concurrently webcast.

The link to each webcast will be available on the DexCom website at www.dexcom.com
by navigating to “Our Company,” then “Investor Relations,” and finally
“Events and Webcasts” and will be archived there for future reference.

About DexCom, Inc.

DexCom, Inc., headquartered in San Diego, California, is developing and
marketing continuous glucose monitoring systems for ambulatory use by
patients and by healthcare providers in the hospital.